Accumulated Other Comprehensive Income (Loss) - Components of Accumulated Comprehensive Loss (Parenthetical) (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jun. 30, 2018	Jul. 01, 2017
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive (loss) income into earnings, Gains and Losses on Hedging Derivatives	$ 447	$ 171	$ 399	$ 656
AOCI reclassification impact on tax	100	0	100	300
Cost of Products Sold [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Amounts reclassified from accumulated other comprehensive (loss) income into earnings, Gains and Losses on Hedging Derivatives	447	171	399	656
AOCI reclassification impact on tax	$ 100	$ 0	$ 100	$ 300